8172976 has 20 divisors (see below), whose sum is σ = 18097552. Its totient is φ = 3502656.

The previous prime is 8172973. The next prime is 8172979. The reversal of 8172976 is 6792718.

It is an interprime number because it is at equal distance from previous prime (8172973) and next prime (8172979).

It is not an unprimeable number, because it can be changed into a prime (8172973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36375 + ... + 36598.

Almost surely, 2^8172976 is an apocalyptic number.

It is an amenable number.

8172976 is an abundant number, since it is smaller than the sum of its proper divisors (9924576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8172976 is a wasteful number, since it uses less digits than its factorization.

8172976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72988 (or 72982 counting only the distinct ones).

The product of its digits is 42336, while the sum is 40.

The square root of 8172976 is about 2858.8417234957. The cubic root of 8172976 is about 201.4312005616.

The spelling of 8172976 in words is "eight million, one hundred seventy-two thousand, nine hundred seventy-six".